Respuesta :

altavistard

Answer:

f(g(x)) = 9x + 1

Step-by-step explanation:

f(x) is defined as 3x + 1.  To find f(g(x)), substitute g(x) = 3x for x in f(x):

f(g(x)) = 3(g(x)) + 1 = 3(3x) + 1 = 9x + 1

or:

f(g(x)) = 9x + 1

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